//
// CrackUpdaterEntriesWriter
//
// Copyright (C) jextra.net.
//
//  This file is part of the Crack build system.
//
//  The Crack build system is free software; you can redistribute it 
//  and/or modify it under the terms of the GNU Lesser General Public
//  License as published by the Free Software Foundation; either
//  version 2.1 of the License, or (at your option) any later version.
//
//  The Crack build system is distributed in the hope that it will be 
//  useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
//  Lesser General Public License for more details.
//
//  You should have received a copy of the GNU Lesser General Public
//  License along with the Crack build system; if not, write to the Free
//  Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
//  02111-1307 USA.
//

package net.jextra.crack.updater.http;

import java.io.*;
import java.util.*;
import net.jextra.crack.updater.*;

public class CrackUpdaterEntriesWriter
{
    // ============================================================
    // Fields
    // ============================================================

    private PrintWriter writer;

    // ============================================================
    // Methods
    // ============================================================

    // ----------
    // public
    // ----------

    public void write( OutputStream out, String path, Collection<CrackUpdaterEntry> entries )
    {
        writer = new PrintWriter( out );
        writer.println( "<?xml version=\"1.0\"?>" );
        writer.printf( "<%s %s=\"%s\">\n", CrackUpdaterEntriesReader.State.entries.tag(),
            CrackUpdaterEntriesReader.Attribute.path.tag(), path );

        outputEntries( entries );

        writer.printf( "</%s>\n", CrackUpdaterEntriesReader.State.entries.tag() );
        writer.close();
    }

    public void writeEntries( PrintWriter writer, Collection<CrackUpdaterEntry> entries )
    {
        this.writer = writer;
        outputEntries( entries );
    }

    // ----------
    // private
    // ----------

    private void outputEntries( Collection<CrackUpdaterEntry> entries )
    {
        for ( CrackUpdaterEntry entry : entries )
        {
            writer.printf( "<%s", CrackUpdaterEntriesReader.State.entry.tag() );
            writer.printf( " %s=\"%s\"", CrackUpdaterEntriesReader.Attribute.type.tag(),
                entry.getType().tag() );
            writer.printf( " %s=\"%s\"", CrackUpdaterEntriesReader.Attribute.path.tag(),
                entry.getPath() );
            writer.printf( " %s=\"%d\"", CrackUpdaterEntriesReader.Attribute.timestamp.tag(),
                entry.getTimestamp() );
            if ( entry.isFile() )
            {
                writer.printf( " %s=\"%d\"", CrackUpdaterEntriesReader.Attribute.size.tag(),
                    entry.getSize() );
                writer.printf( " %s=\"%s\"", CrackUpdaterEntriesReader.Attribute.sha256Hash.tag(),
                    entry.getSHA256Hash() );
            }
            writer.println( "/>" );
        }
    }
}

